Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-06-2024 01:13

General

  • Target

    5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276.exe

  • Size

    1.3MB

  • MD5

    44458945e94a220f25a7c9be7a00431e

  • SHA1

    c8bf329b998fccc2af3c7c1abb7226d666ce2401

  • SHA256

    5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276

  • SHA512

    ff729f50f129d013f8eb4fcddafc3d7eae23c879a8d828420e98fa1daa81ef2d9b82e7ace3f065d230d7b22e6a8d3199da6c716af58166e4f8e805f332bf3242

  • SSDEEP

    24576:RAHnh+eWsN3skA4RV1Hom2KXMmHaIGQq3t9JT90/jgmsBsrYm5:oh+ZkldoPK8Yaoq3dB0MlsrZ

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ppg-pa.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    DKKfy2001$

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 33 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 33 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 33 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 33 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 33 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 33 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276.exe
    "C:\Users\Admin\AppData\Local\Temp\5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Users\Admin\AppData\Local\troopwise\antholite.exe
      "C:\Users\Admin\AppData\Local\Temp\5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1120
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2652

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar36A1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\troopwise\antholite.exe

    Filesize

    1.3MB

    MD5

    44458945e94a220f25a7c9be7a00431e

    SHA1

    c8bf329b998fccc2af3c7c1abb7226d666ce2401

    SHA256

    5f3b37688eecd92c1ef6fee755f65bc758972a260e74986407e7e7c51dcb5276

    SHA512

    ff729f50f129d013f8eb4fcddafc3d7eae23c879a8d828420e98fa1daa81ef2d9b82e7ace3f065d230d7b22e6a8d3199da6c716af58166e4f8e805f332bf3242

  • memory/1796-10-0x0000000000120000-0x0000000000124000-memory.dmp

    Filesize

    16KB

  • memory/2652-59-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-36-0x0000000074600000-0x0000000074CEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2652-35-0x0000000000450000-0x00000000004A6000-memory.dmp

    Filesize

    344KB

  • memory/2652-63-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-38-0x0000000074600000-0x0000000074CEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2652-37-0x0000000000D60000-0x0000000000DB4000-memory.dmp

    Filesize

    336KB

  • memory/2652-39-0x0000000074600000-0x0000000074CEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2652-41-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-40-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-43-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-61-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-81-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-65-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-99-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-49-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-51-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-53-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-55-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-57-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-33-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2652-45-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-34-0x000000007460E000-0x000000007460F000-memory.dmp

    Filesize

    4KB

  • memory/2652-47-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-67-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-69-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-71-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-97-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-95-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-93-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-91-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-90-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-87-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-86-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-83-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-79-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-77-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-75-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-73-0x0000000000D60000-0x0000000000DAF000-memory.dmp

    Filesize

    316KB

  • memory/2652-1134-0x0000000074600000-0x0000000074CEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2652-32-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2652-30-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2652-1172-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2652-1173-0x000000007460E000-0x000000007460F000-memory.dmp

    Filesize

    4KB

  • memory/2652-1174-0x0000000074600000-0x0000000074CEE000-memory.dmp

    Filesize

    6.9MB